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20230231310 = 252023023131
BaseRepresentation
bin10010110101110100…
…001101010100001110
31221012212202020020022
4102311310031110032
5312412414400220
613143232022142
71314216062132
oct226564152416
957185666208
1020230231310
118641490233
123b07091952
131ba52b8293
14d9cad73c2
157d6097925
hex4b5d0d50e

20230231310 has 8 divisors (see below), whose sum is σ = 36414416376. Its totient is φ = 8092092520.

The previous prime is 20230231303. The next prime is 20230231313. The reversal of 20230231310 is 1313203202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×202302313102 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20230231313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1011511556 + ... + 1011511575.

It is an arithmetic number, because the mean of its divisors is an integer number (4551802047).

Almost surely, 220230231310 is an apocalyptic number.

20230231310 is a deficient number, since it is larger than the sum of its proper divisors (16184185066).

20230231310 is a wasteful number, since it uses less digits than its factorization.

20230231310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2023023138.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 20230231310 its reverse (1313203202), we get a palindrome (21543434512).

The spelling of 20230231310 in words is "twenty billion, two hundred thirty million, two hundred thirty-one thousand, three hundred ten".

Divisors: 1 2 5 10 2023023131 4046046262 10115115655 20230231310